Thomas Midgeley Jr. discovered that adding tetraethyl lead to gasoline reduced knocking in automobile engines.
6th November 1860: Abraham Lincoln elected as the 16th President of the USA
6th November 2017
13th September 1501: Michelangelo begins work on his statue of David
13th September 2019
12th September 1919: Hitler joins the German Workers Party
12th September 2019
11th November 1918: WW1 Armistice of Compiègne is signed
11th November 2018
9th November 1989: East Germany opens the Berlin Wall
9th November 2017
